| Component | Open WebUI |
| Severity | high (CVSS 7.7) |
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N |
| Published (NVD) | 2026-04-01 |
| Last modified | 2026-06-17 |
| Affected versions | open_webui < 0.8.11 |
| Fixed in | 0.8.11 |
| Weakness | CWE-285 |
| CISA KEV | not listed |
NVD description
Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to version 0.8.11, there is a broken access control vulnerability in tool values. This issue has been patched in version 0.8.11.
What to do
- Upgrade Open WebUI to
0.8.11or later. - Do not expose the component's API or UI to the internet without authentication in front of it.
Sources
- NVD: CVE-2026-34222
- https://github.com/open-webui/open-webui/security/advisories/GHSA-7429-hxcv-268m
- https://github.com/open-webui/open-webui/releases/tag/v0.8.11
- http://seclists.org/fulldisclosure/2026/Apr/4
Read more
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